Irok39s are chunky mini versions of 20 bmx bikes designed to take a serious amount of adult sized abuse new reduced fork clearance for easier foot jams tapered stays angled seat clamp and micro drop outs for a super clean looking back endthe rocker irok is the best compromise of affordability performance quality for those starting out in minibmx its rad fast rolling adult proof and features many quality taiwanese bmx components you wont find on other so called mini bmxs iroks are a